In a heated debate over the future of the EU's core climate law, Ursula von der Leyen and Friedrich Merz have clashed on the issue. The tension arises from differing views on how to balance environmental goals with economic realities. Von der Leyen, the European Commission President, advocates for a robust carbon border tax (CBAM) to ensure that industries comply with the EU's climate targets. On the other hand, Merz, a prominent German politician, argues that such a tax could harm the competitiveness of European businesses, especially in sectors like fertilizers and cement. This disagreement highlights the challenge of implementing climate policies that are both effective and economically sustainable. The debate also underscores the need for a nuanced approach to climate law, considering the diverse impacts on different sectors and regions. As the EU navigates these complex waters, the question remains: how can we achieve a balance that protects the environment without compromising economic growth?